tda4863j NXP Semiconductors, tda4863j Datasheet - Page 12

• Manufacturer Part Number: tda4863j
• Description: Vertical Deflection Booster
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2000 Aug 17
handbook, full pagewidth
Vertical deflection booster
Attention: the heatsink of the IC must be isolated against ground of the application (it is connected to pin 4).
(1) With C
(2) With R5 capacitor C
(3) R6 reduces the power dissipation of the IC. The maximum possible value depends on the application.
from TDA485X
S2
(typical value between 47 and 150 nF) the flyback time and the noise behaviour can be optimized.
DIFFERENTIAL
F
STAGE
INPUT
INP
will be charged during scan and the value (typical value between 150 and 270 ) depends on I
7
INN
6
1.8 k
1.8 k
R3
R2
Fig.10 Application circuit with TDA4863AJ.
R S2
5.6
C S2
(1)
R P
270
R1
PROTECTION
5
V-OUT
(1 W)
deflection
coil
THERMAL
VERTICAL
1
5.6
R S1
OUTPUT
12
C S1
100
nF
12.5 V
GND
4
V N
470 F
240
R5
3
V P2
100 F
(2)
(2 W)
GENERATOR
C F
FLYBACK
TDA4863J; TDA4863AJ
2
V P3
TDA4863AJ
BYV27
defl
D1
3.9
(2 W)
REFERENCE
, t
CIRCUIT
flb
Product specification
12.5 V
and C
1
V P1
V P
R6
470 F
F
(3)
MHB723
.